Respiratory checking device



FIG. 1 is a front perspective illustration of the present invention;

FIG. 2 is a top elevational view of the present invention;

FIG. 3 is a front elevational view of the present invention;

FIG. 4 is a side elevational view as seen from the left side of FIG. 3;

FIG. 5 is a side elevational view as seen from the right side of FIG. 3.

FIG. 6 is a rear elevational view of the present invention; and

FIG. 7 is a bottom elevational view of the present invention. 

The ornamental design for a respiratory checking device, substantially as shown. 